帮忙翻译谢谢（被动语态的完成时）

楼上是机译的吧~~！！
due to some reason of his family,he was sent to others as soon as he was borned .he hadn`t know who is his mother,his families still found him,but don`t know when they will find him

Because of family reasons for his life and was taken down on the people, and so far I do not know who is Qinniang, his family has been looking for him, I do not know when they could find.

He was sent to someone when he was born because of his family and didn't know who was his mother. His family had been looking for him without knowing when he could be found.

He had been sent to.....when....because of ....
until now, nobody knows....who is....,and his family......
however